/ Dictionary / Index F fanion: Meaning and Definition of Find definitions for: fan•ion Pronunciation: (fan'yun), [key] — n. a small flag, originally carried by military brigades, used by soldiers and surveyors as a positional marker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fanion (Thesaurus) fango fanjet Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language